HTTPS enforced with HSTS in Tax compliance software
We measure this ourselves on their own site. It is the cheapest security control there is.
10 of 16 vendors we measured here publish it, that is 63%. Last checked 2026-09-03.
63% here against 66% across every category we measure. Tax compliance software sits below the overall share for this criterion.
Back to HTTPS enforced with HSTS across all categories, or to Tax compliance software.
Published
HTTP redirects to HTTPS and the HSTS header is set.
No enforced HTTPS with HSTS found.
We reached at least one address for each of these vendors and none of them carried it. That is what we found at the addresses we checked, on the date we checked them, and not a statement about what the vendor has.
| Vendor | What we found |
|---|---|
| Accountable | 2 addresses checked |
| Debitoor | 2 addresses checked |
| Edicom | 2 addresses checked |
| Fonoa | 2 addresses checked |
| VAT IT | 2 addresses checked |
| Wundertax | 2 addresses checked |
Not measured
We could not look at these, or their robots.txt asks us not to. That says something about our measurement, not about them, and they are left out of the percentage above.
None. Every vendor here was measured for this criterion.
Found something we missed? Tell us and the next run picks it up.